Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY

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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock
Additional Paid-in Capital
Treasury Stock
Retained Earnings (Deficit)
Beginning balances (in shares) at Dec. 31, 2016   24,221   1,357  
Beginning balances at Dec. 31, 2016 $ 56,479 $ 2 $ 51,271 $ (1,654) $ 6,860
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation and option exercises (in shares)   73      
Stock-based compensation and option exercises 597   597    
Net loss (5,028)       (5,028)
Ending balances (in shares) at Dec. 31, 2017   24,294   1,357  
Ending balances at Dec. 31, 2017 52,048 $ 2 51,868 $ (1,654) 1,832
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock grants (in shares)   34      
Stock grants 104   104    
Equity offering, net (in shares)   3,943      
Equity offering, net 11,436 $ 1 11,435    
Stock-based compensation and option exercises (in shares)   18      
Stock-based compensation and option exercises 528   528    
Net loss (4,371)       (4,371)
Ending balances (in shares) at Dec. 31, 2018   28,289   1,357  
Ending balances at Dec. 31, 2018 $ 59,745 $ 3 $ 63,935 $ (1,654) $ (2,539)